I am no expert but I think the correct answer is C.
Answer:
Aquatic life quickly suffers the effects of watershed pollution, while new pollutants introduced into ecosystems alter wildlife habitats. This reduces biodiversity by eliminating some species and introducing new, invasive ones that destroy the native species.
Explanation:
Temperature difference and Earth's tilt
Answer:
XX
Explanation:
A women's phenotype will always stay the same as XX.
A vaccine works by training the immune system to recognize and combat pathogens, either viruses or bacteria.
